CF1763206162150-tsm20251109205412

DNSWHOIS.INFO - 241.204.in-addr.arpa

Search for IP or hostnames:

241.204.in-addr.arpa checked at 2025-11-15T11:29:22.135Z 154ms 50/50/50 100% R:12 allDone:true timedOut:false

241.204.in-addr.arpa

NSauth1.dns.cogentco.com
A2001:550:1:a::d 🇺🇸 COGENT
PTRauth1.dns.cogentco.com
A66.28.0.14🇺🇸 COGENT
PTRauth1.dns.cogentco.com
NSauth2.dns.cogentco.com
A2001:550:1:b::d 🇺🇸 COGENT
PTRauth2.dns.cogentco.com
A66.28.0.30🇺🇸 COGENT
PTRauth2.dns.cogentco.com

204.in-addr.arpa

NSr.arin.net
NSu.arin.net
NSx.arin.net
NSy.arin.net
NSz.arin.net
NSarin.authdns.ripe.net

Up

Starts with same word

Starts similarily

AI analysis

241.204.in-addr.arpa is a parent of 18.241.204.in-addr.arpa and 92.241.204.in-addr.arpa.

241.204.in-addr.arpa is delegated to two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com.

241.204.in-addr.arpa shares the same name server setup as other domains, for instance 40.101.38.in-addr.arpa, weilconnect.com, 86.64.38.in-addr.arpa, 36.119.38.in-addr.arpa and 38.245.80.in-addr.arpa.

241.204.in-addr.arpa at least partially shares name servers with other domains, for instance 217.160.192.in-addr.arpa, wwrm.org, upslogistic.com, 252.28.216.in-addr.arpa and beavertonpackaging.com.

These name servers are commonly used with nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net and ns1.whittier.edu.

Host names with two IP numbers:

The host name auth1.dns.cogentco.com points to 2001:550:1:a::d and 66.28.0.14; the host name auth2.dns.cogentco.com points to 2001:550:1:b::d and 66.28.0.30.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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